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Unit 4: Newtonian Model of Motion



Day
Tuesday, January 27
1
Focus Question(s):
  • What does Newton's first law of motion have to say about the connection between force and motion?
  • What is inertia and how is it related to mass?

Activities:
  • Introduction to New Semester, New Unit, New Model
  • Pre-Conceptions Survey on Socrative
  • Lab NM1 - Pass the Water
  • Discuss Newton's First Law; inertia and mass; demonstrations
  • Inertia and Mass (p. 1)
  • Lab NM2 - Galileo for a Day (demo-style)


Homework:   


Help:




Day
Thursday, January 29
2
Focus Question(s):
  • How does an object move when the forces are balanced?
  • How does an object move when the forces are unbalanced?
  • What is weight and how is different than and related to mass?

Activities:

Homework:   


Help:




Day
Wednesday, February 4
3
Focus Question(s):
  • How can the forces that act upon an object be identified?
  • How does the accelertion of an object depend upon the net force and mass?

Activities:
  • Discuss Force Types (p. 8)
  • Recognizing Forces (pp. 9-11)
  • Check Lesson 2 Reading Guide
  • Think Sheet: Net Force and Acceleration (p. 12)
  • Lab NM4 - F-m-a
  • Post-lab/pool and analyze lab data


Homework:   


Help:





Day
Friday, February 6
4
Focus Question(s):
  • How can the acceleration of an object be determined from the net force and mass?
  • How can a knowledge of force types be used to construct a free-body diagram?

Activities:

Homework:   
  • WebAssign - Newton's Laws Ass't 1 (mass, weight, qual. reasoning)
  • Minds On Physics: Newton's Laws, Ass't NL7, NL8
  • Lab Notebooks: Labs NM1 - NM4 to be collected


Help:





Day
Tuesday, February 10
5
Focus Question(s):
  • How can the acceleration of an object be determined from the net force and mass?
  • How can force situations involving friction be analyzed?
  • What factors affect air resistance?
  • How does air resistance affect a falling object and why does it cause a terminal velocity?

Activities:
  • Newton's Second Law: review p. 16, do p. 17
  • Friction; do p. 21
  • Work on WebAssign - Newton's Laws Ass't 2 
  • Discuss air resistance
  • Lab NM5 - Coffee Filter Skydiver
  • Post-lab NM5; do p. 19
  • Collect Lab Notebooks


Homework:   


Help:





Day
Thursday, February 12
6
Focus Question(s):
  • What causes an object to reach a terminal velocity?
  • How can force situations involving friction be analyzed?
  • How can the acceleration of an object be determined from knowledge of the individual forces?

Activities:
  • Return Lab Notebooks
  • Check Lesson 3e Reading Guide
  • Twosomes: Skydiving - Packet, p. 20
  • Solving problems with Friction (pp. 21-22 and p. 25)
  • Lab NM7 - Friction
  • WebAssign - Newton's Laws Ass't 3


Homework:   


Help:






Day
Tuesday, February 17
7
Focus Question(s):
  • How can the acceleration of an object be determined from knowledge of the individual forces?
  • What is a force interaction pair and how can one identify and describe the forces in the pair?

Activities:
  • Check Lesson 4 Reading Guide
  • Twosomes: Newton's Third Law (pp. 23-24)
  • Third Law demonstrations
  • Selected Qs from Newton's Second Law Problem-Solving (pp. 25-26)
  • WebAssign - Newton's Laws Ass't 4


Homework:   
  • Minds On Physics: Newton's Laws, Ass't NL12
  • WebAssign - Newton's Laws Ass't 4 (with Kinematics)
  • Lab Notebooks to be collected (Labs NM7 and NM8); NM8 will be done in class on Thursday.


Help:






Day
Thursday, February 19
8
Focus Question(s):
  • How can SOH CAH TOA be used to determine force components?
  • What is equilibrium?
  • How can an equilibrium situation be analyzed with SOH CAH TOA?

Activities:
  • Collect MOP Codes (1st of 2 chances)
  • Review: Force Vectors (pp. 27-28)
  • Discuss Equlibrium (p. 29)
  • Lab NM8 - Getting Hung Up By Tension
  • Quest on Newton's Laws


Homework:   


Help:






Day
Monday, February 23
9
Focus Question(s):
  • How can an equilibrium situation be analyzed with SOH CAH TOA?
  • How can situations involving angled forces causing accelerations across horizontal surfacesbe analyzed?

Activities:
  • Collect MOP Codes (2nd of 2 chances)
  • Check Lesson 3a-3c Reading Guide (Motion in 2D)
  • Twosomes: Equilibrium p. 30
  • Lab NM9 - Sign Hanging
  • WebAssign - Vectors and Forces - Ass't 1
  • Another Angle on Fnet = m•a (pp. 31, #1-3)


Homework:   


Help:






Day
Wednesday, February 25
10
Focus Question(s):
  • How can situations involving angled forces causing accelerations across horizontal surfacesbe analyzed?
  • How does the parallel component of gravity on an inclined plane relate to the angle and the weight?
  • How can Newton's laws be used to analyze the motion of objects along inclined planes?

Activities:
  • Lab Test
  • Check Lesson 3d Reading Guide (Motion in 2D)
  • Another Angle on Fnet = m•a: p. 32
  • Mathematical Derivation ... (p. 33)
  • Inclined Plane Analysis (p. 34)
  • If time allows: WebAssign - Vectors and Forces - Ass't 2


Homework:   
  • WebAssign - Vectors and Forces - Ass't 2
  • Minds On Physics: Forces in Two Dimensions, Ass't F2D2 and F2D5
  • Lab Notebooks to be collected (Labs NM7, NM8, and NM9)


Help:






Day
Friday, February 27
11
Focus Question(s):
  • How can Newton's laws be used to analyze the motion of objects along inclined planes?
  • How can the motion of an object in a circle be described?

Activities:
  • Collect MOP Codes (ass'ts F2D2 - F2D5) - 1st chance
  • Inclined Plane Analysis (pp. 35-36)
  • Beliefs About Circular Motion Survey on Socrative (p.39)
  • Lab NM12 - Making the Turn
  • Physics Interactive: Uniform Circular Motion (pp. 37-38)
  • Discuss Uniform Circular Motion; demonstrations
  • Collect Lab Notebooks (NM7, NM8, and NM9)


Homework:   


Help:






Day
Wednesday, March 4
12
Focus Question(s):
  • How can the motion of an object in a circle be described?
  • How can the motion of an object in a circle be explained using Newton's Laws?

Activities:
  • Collect MOP Codes (ass'ts F2D2 - F2D5) - last chance
  • Check Lesson 1a - 1d Reading Guide (Circular Motion)
  • Twosomes: Packet, pp. 40-41
  • Lab NM13 - World Peace
  • Quest on Vectors and Forces


Homework:   


Help:






Day
Friday, March 6
13
Focus Question(s):
  • How can the motion of an object in a circle be explained using Newton's Laws?
  • How can an FBD and the Second Law be used to analyze the motion of an object in a circle?

Activities:
  • Discuss the F-Word; do Circular Motion and Inertia (p. 42)
  • Concept Check: Centripetal Force Requirement (p. 43)
  • Mathematics of Circular Motion (pp. 45-48, selected Qs)
  • Physics Interactive: Roller Coaster Model
  • Complete Lab NM13 Post-Lab Questions
  • Collect Lab Notebooks (Labs NM12 and NM13)
  • Work on WebAssign: Circular Motion Mathematics 1


Homework:   
  • If not done, complete WebAssign: Circular Motion Mathematics 1
  • Minds On Physics: Circular Motion and Gravitation, Ass'ts CG3 - CG4


Help:





Day
Tuesday, March 10
14
Focus Question(s):
  • How can the motion of an object in a circle be explained using Newton's Laws?
  • How can an FBD and the Second Law be used to analyze the motion of an object in a circle?
  • What are field forces and how are they different (or not) than contact forces?

Activities:
  • Collect MOP Codes: CG1 - CG4 (1st chance)
  • Mathematics of Circular Motion (pp. 45-48, selected Qs)
  • Explore Physics Interactives: Race Track
  • Work on WebAssign: Circular Motion Mathematics 2
  • Start Unit 5: A Field Model of Force


Homework:   


Help:





Day
Thursday, March 12
15
Focus Question(s):
  • To be announced.

Activities:
  • Collect MOP Codes: CG1 - CG4 (last chance)
  • Continue Unit 5 - A Field Model of Force
  • Test on Unit 4


Homework:   


Help:

















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